Oarlock



FIG. 1 is a front elevation view thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an elevation view of the left side thereof; and,

FIG. 6 is an elevation view of the right side thereof. 

The ornamental design for a oarlock, as shown. 